{"nhtsa_id":10199231,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-07-19","date":"2021-05-24","document_id":"18NA091","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":null,"summary":"This technical bulletin provides a procedure for software update and transmission flush to correct a slight shutter felt during gear shift.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10199231-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10199231-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10199231","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BUICK","model":"ENCLAVE","year_from":2018,"year_to":2018,"match":"exact","vehicle_ids":["2018_buick_enclave"]},{"make":"CHEVROLET","model":"TRAVERSE","year_from":2018,"year_to":2018,"match":"exact","vehicle_ids":["2018_chevrolet_traverse"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}